Fix naming inconsistencies and glitches in blink demos

examples/Dual Core Processing/BlinkGreenLed_M4/BlinkGreenLed_M4.ino

@@ -1,13 +1,13 @@
-// the setup function runs once when you press reset or power the board
-void setup() {
-    // initialize digital pin LED_BUILTIN as an output.
-    pinMode(LEDG, OUTPUT);
-}
-
-// the loop function runs over and over again forever
-void loop() {
-    digitalWrite(LEDG, HIGH); // turn the LED on (HIGH is the voltage level)
-    delay(500); // wait for a second
-    digitalWrite(LEDG, LOW); // turn the LED off by making the voltage LOW
-    delay(500); // wait for a second
-}
+// the setup function runs once when you press reset or power the board
+void setup() {
+    // initialize digital pin LED_BUILTIN as an output.
+    pinMode(LEDG, OUTPUT);
+}
+
+// the loop function runs over and over again forever
+void loop() {
+    digitalWrite(LEDG, LOW); // turn the LED on (LOW is the voltage level)
+    delay(500); // wait for half a second
+    digitalWrite(LEDG, HIGH); // turn the LED off by making the voltage HIGH
+    delay(500); // wait for half a second
+}

examples/Dual Core Processing/BlinkRedLed/BlinkRedLed.ino

@@ -1,14 +1,14 @@
-// the setup function runs once when you press reset or power the board
-void setup() {
-  // initialize digital pin LED_BUILTIN as an output.
-  bootM4();
-  pinMode(LEDR, OUTPUT);
-}
-
-// the loop function runs over and over again forever
-void loop() {
-  digitalWrite(LEDR, LOW); // turn the LED on (HIGH is the voltage level)
-  delay(200); // wait for a second
-  digitalWrite(LEDR, HIGH); // turn the LED off by making the voltage LOW
-  delay(200); // wait for a second
-}
+// the setup function runs once when you press reset or power the board
+void setup() {
+  // initialize digital pin LED_BUILTIN as an output.
+  bootM4();
+  pinMode(LEDR, OUTPUT);
+}
+
+// the loop function runs over and over again forever
+void loop() {
+  digitalWrite(LEDR, LOW); // turn the red LED on (LOW is the voltage level)
+  delay(200); // wait for 200 milliseconds
+  digitalWrite(LEDR, HIGH); // turn the LED off by setting the voltage HIGH
+  delay(200); // wait for 200 milliseconds
+}

examples/Dual Core Processing/BlinkRedLed_M7/BlinkRedLed_M7.ino

@@ -1,13 +1,13 @@
-// the setup function runs once when you press reset or power the board
-void setup() {
-  // initialize digital pin LED_BUILTIN as an output.
-  pinMode(LEDR, OUTPUT);
-}
-
-// the loop function runs over and over again forever
-void loop() {
-  digitalWrite(LEDR, HIGH); // turn the LED on (HIGH is the voltage level)
-  delay(200); // wait for a second
-  digitalWrite(LEDR, LOW); // turn the LED off by making the voltage LOW
-  delay(200); // wait for a second
-}
+// the setup function runs once when you press reset or power the board
+void setup() {
+  // initialize digital pin LED_BUILTIN as an output.
+  pinMode(LEDR, OUTPUT);
+}
+
+// the loop function runs over and over again forever
+void loop() {
+  digitalWrite(LEDR, HIGH); // turn the LED off (HIGH is the voltage level)
+  delay(200); // wait for 200 milliseconds
+  digitalWrite(LEDR, LOW); // turn the LED on by making the voltage LOW
+  delay(200); // wait for 200 milliseconds
+}